Delta / Mbed 2 deprecated BLE_HIDKeyboard_Demo

HID scanner demo

Dependencies:   BLE_API WIFI_API_32kRAM nRF51822 mbed

BLE HID function in this demo is temporary working with Android phone ONLY. Will be fixed to support iOS device in next update.

main.cpp@2:be04a220392e, 2015-08-14 (annotated)

Committer:
wgd8700
Date:
Fri Aug 14 09:37:24 2015 +0000
Revision:
2:be04a220392e
Parent:
1:51535675abf4 
Update BLE_API, nRF51822, and mbed libs to sync throughout all sample code, work for 32KB RAM revision platform; Update main.cpp to add RF switch lock mechanism to prevent packet losses for BLE

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Marcomissyou 0:b0fc0661c081 1 #include "mbed.h"
Marcomissyou 0:b0fc0661c081 2 #include "BLE.h"
Marcomissyou 0:b0fc0661c081 3 #include "BatteryService.h"
Marcomissyou 0:b0fc0661c081 4 #include "DeviceInformationService.h"
Marcomissyou 0:b0fc0661c081 5 #include "HIDService.h"
Marcomissyou 1:51535675abf4 6 #include "WIFIDevice.h"
Marcomissyou 1:51535675abf4 7 #include "EthernetInterface.h"
Marcomissyou 0:b0fc0661c081 8
Marcomissyou 0:b0fc0661c081 9 BLEDevice ble;
Marcomissyou 1:51535675abf4 10 DigitalOut led01(p7);
Marcomissyou 0:b0fc0661c081 11 Serial uart(p25,p23);
Marcomissyou 1:51535675abf4 12 DigitalOut RFSWIO(p19);
Marcomissyou 1:51535675abf4 13 Ticker flipper;
Marcomissyou 1:51535675abf4 14 WIFIDevice wifi;
Marcomissyou 1:51535675abf4 15 EthernetInterface eth;
Marcomissyou 1:51535675abf4 16
wgd8700 2:be04a220392e 17 bool flip_lock = false;
wgd8700 2:be04a220392e 18
Marcomissyou 1:51535675abf4 19 void flip() {
wgd8700 2:be04a220392e 20 if (!flip_lock) RFSWIO = !RFSWIO;
Marcomissyou 1:51535675abf4 21 }
Marcomissyou 0:b0fc0661c081 22
Marcomissyou 0:b0fc0661c081 23 unsigned char keyData;
Marcomissyou 0:b0fc0661c081 24 bool is_input = false;
wgd8700 2:be04a220392e 25 char* ap_ssid = "Tsungta_iPhone";
wgd8700 2:be04a220392e 26 char* ap_pw = "icq87001";
wgd8700 2:be04a220392e 27 const char* PC_SERVER_ADDRESS = "172.20.10.4";
Marcomissyou 1:51535675abf4 28 uint16_t PC_PORT = 5222;
Marcomissyou 1:51535675abf4 29
Marcomissyou 0:b0fc0661c081 30 static const char DEVICE_NAME[] = "HID_Keyboard";
Marcomissyou 0:b0fc0661c081 31 static const uint16_t uuid16_list[] = {GattService::UUID_HUMAN_INTERFACE_DEVICE_SERVICE};
Marcomissyou 0:b0fc0661c081 32 static volatile bool triggerSensorPolling = false;
Marcomissyou 0:b0fc0661c081 33
Marcomissyou 0:b0fc0661c081 34 void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason)
Marcomissyou 0:b0fc0661c081 35 {
Marcomissyou 0:b0fc0661c081 36 ble.startAdvertising(); // restart advertising
Marcomissyou 0:b0fc0661c081 37 }
Marcomissyou 0:b0fc0661c081 38
Marcomissyou 1:51535675abf4 39 void passkeyDisplayCallback(Gap::Handle_t handle, const SecurityManager::Passkey_t passkey)
Marcomissyou 1:51535675abf4 40 {
Marcomissyou 1:51535675abf4 41 printf("Input passKey: ");
Marcomissyou 1:51535675abf4 42 for (unsigned i = 0; i < Gap::ADDR_LEN; i++) {
Marcomissyou 1:51535675abf4 43 printf("%c ", passkey[i]);
Marcomissyou 1:51535675abf4 44 }
Marcomissyou 1:51535675abf4 45 printf("\r\n");
Marcomissyou 1:51535675abf4 46 }
Marcomissyou 1:51535675abf4 47
Marcomissyou 1:51535675abf4 48 void securitySetupCompletedCallback(Gap::Handle_t handle, SecurityManager::SecurityCompletionStatus_t status)
Marcomissyou 1:51535675abf4 49 {
Marcomissyou 1:51535675abf4 50 if (status == SecurityManager::SEC_STATUS_SUCCESS) {
Marcomissyou 1:51535675abf4 51 printf("Security success\r\n", status);
Marcomissyou 1:51535675abf4 52 } else {
Marcomissyou 1:51535675abf4 53 printf("Security failed\r\n", status);
Marcomissyou 1:51535675abf4 54 }
Marcomissyou 1:51535675abf4 55 }
Marcomissyou 0:b0fc0661c081 56
Marcomissyou 1:51535675abf4 57
Marcomissyou 1:51535675abf4 58 static uint8_t key_press_scan_buff[50];
Marcomissyou 1:51535675abf4 59 static uint8_t modifyKey[50];
Marcomissyou 1:51535675abf4 60 char msg[25] = "NNN40 CONNECTED\n";
Marcomissyou 0:b0fc0661c081 61 int main(void)
wgd8700 2:be04a220392e 62 {
Marcomissyou 1:51535675abf4 63 uart.baud(115200);
Marcomissyou 0:b0fc0661c081 64 uart.printf("Starting HID Service\n");
Marcomissyou 1:51535675abf4 65 RFSWIO = 1;
Marcomissyou 1:51535675abf4 66 EthernetInterface eth;
Marcomissyou 1:51535675abf4 67 eth.init(); //Use DHCP
Marcomissyou 1:51535675abf4 68 wifi.setNetwork(ap_ssid, ap_pw, 0); // set given SSID and PW as the highest priority
Marcomissyou 1:51535675abf4 69 eth.connect(40000);
Marcomissyou 0:b0fc0661c081 70 led01 = 1;
Marcomissyou 1:51535675abf4 71 TCPSocketConnection socket;
Marcomissyou 1:51535675abf4 72 socket.connect(PC_SERVER_ADDRESS,PC_PORT);
Marcomissyou 1:51535675abf4 73 socket.send(msg, sizeof(msg));
Marcomissyou 1:51535675abf4 74 memset(msg, 0, 25);
Marcomissyou 1:51535675abf4 75 /*======BLE setup========*/
Marcomissyou 0:b0fc0661c081 76 ble.init();
Marcomissyou 1:51535675abf4 77 bool enableBonding = true;
Marcomissyou 1:51535675abf4 78 bool requireMITM = true;
Marcomissyou 1:51535675abf4 79 //const uint8_t passkeyValue[6] = {0x00,0x00,0x00,0x00,0x00,0x00};
Marcomissyou 1:51535675abf4 80 ble.initializeSecurity(enableBonding, requireMITM, SecurityManager::IO_CAPS_DISPLAY_ONLY); //IO_CAPS_DISPLAY_ONLY, IO_CAPS_NONE
Marcomissyou 0:b0fc0661c081 81 ble.onDisconnection(disconnectionCallback);
Marcomissyou 1:51535675abf4 82 ble.securityManager().onPasskeyDisplay(passkeyDisplayCallback);
Marcomissyou 1:51535675abf4 83 ble.securityManager().onSecuritySetupCompleted(securitySetupCompletedCallback);
Marcomissyou 0:b0fc0661c081 84
Marcomissyou 0:b0fc0661c081 85 /* Setup primary service. */
Marcomissyou 0:b0fc0661c081 86 HIDService hidService(ble);
Marcomissyou 0:b0fc0661c081 87 /* Setup auxiliary service. */
Marcomissyou 0:b0fc0661c081 88 DeviceInformationService deviceInfo(ble, "ARM", "CYNTEC", "SN1", "hw-rev1", "fw-rev1", "soft-rev1");
Marcomissyou 0:b0fc0661c081 89 /* Setup advertising. */
Marcomissyou 0:b0fc0661c081 90 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
Marcomissyou 0:b0fc0661c081 91 ble.accumulateAdvertisingPayload(GapAdvertisingData::KEYBOARD);
Marcomissyou 0:b0fc0661c081 92 ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
Marcomissyou 0:b0fc0661c081 93 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
Marcomissyou 0:b0fc0661c081 94 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
Marcomissyou 0:b0fc0661c081 95 ble.setAdvertisingInterval(1000);
Marcomissyou 1:51535675abf4 96
Marcomissyou 1:51535675abf4 97 RFSWIO = 1;
Marcomissyou 0:b0fc0661c081 98 ble.startAdvertising();
Marcomissyou 0:b0fc0661c081 99 uart.printf("Starting advertising\n");
Marcomissyou 1:51535675abf4 100 wait(5);
Marcomissyou 1:51535675abf4 101 flipper.attach(&flip, 0.15);
Marcomissyou 1:51535675abf4 102 int index_b = 0;
Marcomissyou 1:51535675abf4 103 int index_w = 0;
Marcomissyou 1:51535675abf4 104
Marcomissyou 0:b0fc0661c081 105 while (1) {
Marcomissyou 0:b0fc0661c081 106 if (uart.readable() == 1) {
Marcomissyou 0:b0fc0661c081 107 keyData = uart.getc();
Marcomissyou 0:b0fc0661c081 108 uart.putc(keyData);
Marcomissyou 1:51535675abf4 109 msg[index_w++] = keyData;
Marcomissyou 0:b0fc0661c081 110 if(keyData <= 0x39 && keyData >= 0x30){ //number
Marcomissyou 0:b0fc0661c081 111 if(keyData == 0x30){
Marcomissyou 1:51535675abf4 112 modifyKey[index_b] = 0x00;
Marcomissyou 1:51535675abf4 113 key_press_scan_buff[index_b] = 0x27;
Marcomissyou 1:51535675abf4 114 index_b++;
Marcomissyou 1:51535675abf4 115 key_press_scan_buff[index_b] = 0x73;
Marcomissyou 0:b0fc0661c081 116 } else {
Marcomissyou 1:51535675abf4 117 modifyKey[index_b] = 0x00;
Marcomissyou 1:51535675abf4 118 key_press_scan_buff[index_b] = keyData-0x13;
Marcomissyou 1:51535675abf4 119 index_b++;
Marcomissyou 1:51535675abf4 120 key_press_scan_buff[index_b] = 0x73;
Marcomissyou 0:b0fc0661c081 121 }
Marcomissyou 0:b0fc0661c081 122 } else if(keyData <= 0x7a && keyData >= 0x61 ){ //lowercase letters
Marcomissyou 1:51535675abf4 123 modifyKey[index_b] = 0x00;
Marcomissyou 1:51535675abf4 124 key_press_scan_buff[index_b] = keyData-0x5d;
Marcomissyou 1:51535675abf4 125 index_b++;
Marcomissyou 1:51535675abf4 126 key_press_scan_buff[index_b] = 0x73;
Marcomissyou 0:b0fc0661c081 127 } else if(keyData <= 0x5a && keyData >= 0x41){ //uppercase letters
Marcomissyou 1:51535675abf4 128 modifyKey[index_b] = 0x02;
Marcomissyou 1:51535675abf4 129 key_press_scan_buff[index_b] = keyData-0x3d;
Marcomissyou 1:51535675abf4 130 index_b++;
Marcomissyou 1:51535675abf4 131 key_press_scan_buff[index_b] = 0x73;
Marcomissyou 1:51535675abf4 132 } else if (keyData == 0x20) { //space
Marcomissyou 1:51535675abf4 133 modifyKey[index_b] = 0x00;
Marcomissyou 1:51535675abf4 134 key_press_scan_buff[index_b] = 0x2c;
Marcomissyou 1:51535675abf4 135 index_b++;
Marcomissyou 1:51535675abf4 136 key_press_scan_buff[index_b] = 0x73;
Marcomissyou 0:b0fc0661c081 137 } else {
Marcomissyou 1:51535675abf4 138 modifyKey[index_b] = 0x00;
Marcomissyou 1:51535675abf4 139 //key_press_scan_buff[index_b] = 0x73; //this is dummy data.
Marcomissyou 1:51535675abf4 140 //msg[index_w+1] = '\0';
Marcomissyou 0:b0fc0661c081 141 }
Marcomissyou 1:51535675abf4 142 index_b++;
Marcomissyou 0:b0fc0661c081 143 if(keyData == 0x0a && ble.getGapState().connected){
wgd8700 2:be04a220392e 144 flip_lock = true;
wgd8700 2:be04a220392e 145 RFSWIO = 0;// RF Switch to BLE and lockup temporary
Marcomissyou 1:51535675abf4 146 for(int i = 0; i < index_b ; i++){
Marcomissyou 1:51535675abf4 147 hidService.updateReport(modifyKey[i], key_press_scan_buff[i]);
Marcomissyou 1:51535675abf4 148 wait(0.03);
Marcomissyou 0:b0fc0661c081 149 }
wgd8700 2:be04a220392e 150 flip_lock = false;
wgd8700 2:be04a220392e 151
wgd8700 2:be04a220392e 152 flip_lock = true;
wgd8700 2:be04a220392e 153 RFSWIO = 1;// RF Switch to WiFi and lockup temporary
wgd8700 2:be04a220392e 154 socket.send(msg, sizeof(msg));
wgd8700 2:be04a220392e 155 flip_lock = false;
Marcomissyou 1:51535675abf4 156
Marcomissyou 1:51535675abf4 157 index_b = 0;
Marcomissyou 1:51535675abf4 158 index_w = 0;
Marcomissyou 1:51535675abf4 159 memset(modifyKey, 0, 50);
Marcomissyou 1:51535675abf4 160 memset(msg, 0, 25);
Marcomissyou 1:51535675abf4 161 memset(key_press_scan_buff, 0, 50);
Marcomissyou 0:b0fc0661c081 162 }
Marcomissyou 0:b0fc0661c081 163
Marcomissyou 0:b0fc0661c081 164 }
Marcomissyou 0:b0fc0661c081 165 }
Marcomissyou 0:b0fc0661c081 166 }